• Federal Triangle is a triangular area in Washington, D.C. formed by 15th Street NW, Constitution Avenue NW, Pennsylvania Avenue NW, and E Street NW.
  • The Federal Triangle is a triangular area in Washington, D.C. formed by 15th Street NW, Constitution Avenue NW, Pennsylvania Avenue NW, and E Street NW.
  • The Federal Triangle is a carefully designed area of Washington DC that houses some of the buildings of power within the city.
  • Federal Triangle is a triangular area in Washington, D.C. formed by 15th Street NW, Constitution Avenue NW, Pennsylvania Avenue NW, and E Street NW.
  • Bound by Constitution Avenue, 15th Street, and Pennsylvania Avenue, the Federal Triangle occupies the area between the White House and U.S. Capitol.
  • Top 10 Things to Do in Federal Triangle: See reviews and photos of Federal Triangle, Washington DC (District of Columbia) on Tripadvisor.
  • The Federal Triangle is a triangular area in Washington, D.C. formed by 15th Street NW, Constitution Avenue NW, Pennsylvania Avenue NW, and E Street NW.
  • Get a bird's eye view of Washington, D.C. with this aerial shot of Federal Triangle and the Navy Memorial under construction. Image taken during the 1980s.